When an unstoppable evil spreads across the universe, heroes across space and time will be summoned together to face a threat that none of them could have possibly dealt with on their own individually. The fate of the universe depends on a kid with an alien watch, a samurai warrior, a boy genius, a fearsome trio of kindergarteners, and Ed, Edd, 'n Eddy against the nefarious villains attempting to thwart their diabolical plan to conquer every dimension!